Mathe Repetitorium - 02 Flashcards

1
Q

Länge bzw. Betrag eines Vektors?

A

||v|| = Wurzel(vxvx + vyvy + vz*vz)

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2
Q

Skalarprodukt Berechnung?

A

uv = ||u||||v|| * cos(alpha) = uxvx + uyvy + uz*vz

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3
Q

Skalarprodukt Anwendung?

A

Berechnung des Winkels alpha zwischen u und v

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4
Q

Berechnung normalisierter Vektor?

A

û = (1/||u||) * u

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5
Q

Normale in einer Ebene berechnen?

A

n = (axb)/(||axb||)

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